A US woman who shot and killed her husband and two adult children before taking her own life is thought to have committed the shocking crime as a result of being ostracised from the religion she was raised in.

A federal judge sentenced a former Arkansas judge Wednesday to five years in prison — a stiffer punishment than prosecutors recommended — after he admitted giving young male defendants lighter sentences in return for personal benefits that included sexual favours.

Every time I tell a mate I’m doing a story on cryptocurrency, they invariably ask me the same two questions: should they invest their own hard-earned money, and which cryptocurrency will get them a Lamborghini/yacht/island quickest?

In a 60 Minutes online exclusive, reporter Liz Hayes quizzed Australian Prime Minister Malcolm Turnbull on his relationship with the unpredictable Twitter aficionado and US president Donald Trump ahead of their meeting at the White House Friday.

Related Articles

He said Mr Boxer's record had been available publicly for a number of years.

"We never sought to cover anything up, we never sought to hide anything."

A Victorian Institute of Teaching decision shows Mr Boxer sent sexually suggestive emails to a 15-year-old schoolgirl over a four-month period in 2002, and once put his hands into her pants to pull up her shorts in 2001.

"The teacher's actions constitute serious misconduct and that by those actions he has demonstrated himself to be a person unfit to teach," the tribunal report said.

Mr Guy said Mr Boxer had deserved to be punished and lose his teaching job.

"There deserved to be zero tolerance applied to those (incidents)," he said.

"I believe that as a consequence he went on to do a degree in planning, and try to obviously get into a little bit of a different field."

Mr Guy said he accepted Mr Boxer's resignation because he wanted to go.

"Marc resigned, he wanted to move on straight away," he said.

Shadow attorney-general Martin Pakula said Mr Boxer was a department liaison officer (DLO) to the planning minister's office under the previous Labor government.

"Ministers don't decide who the department assigns them as DLOs. Mr Guy made the decision to employ him on his private staff," Mr Pakula told reporters.

Mr Guy and Mr Pakula said it was up to the planning department secretary if Mr Boxer kept his public service position.